Duplicate Windows Changelog
What's new in Duplicate Windows 1.2
Oct 11, 2016- Duplicate Windows has been updated for macOS Sierra.
- It has an updated design, and performance improvements.
New in Duplicate Windows 1.1.1 (Oct 23, 2014)
- Updated for Yosemite
- Improved control layout when using window managers
- Remove deprecated API calls
New in Duplicate Windows 1.1 (Feb 17, 2014)
- New preferences for ignoring windows you probably don't want to duplicate
- Improved performance
- Improved Mavericks support